CN204098786U - A kind of drilling tool for dry wet shot stirring technique - Google Patents
A kind of drilling tool for dry wet shot stirring technique Download PDFInfo
- Publication number
- CN204098786U CN204098786U CN201420523149.3U CN201420523149U CN204098786U CN 204098786 U CN204098786 U CN 204098786U CN 201420523149 U CN201420523149 U CN 201420523149U CN 204098786 U CN204098786 U CN 204098786U
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- China
- Prior art keywords
- water
- drilling rod
- passage
- main shaft
- water spray
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of drilling tool for dry wet shot stirring technique.It drill bit comprising drilling rod and be fixedly connected with by bit adapter with drilling rod lower end, the pipeline that dusts of conveying cement flour is provided with in drilling rod, it is characterized in that: at drilling rod and dust between pipeline and be provided with water spray passage, outlet conduit is provided with in drill bit, passage is provided with in bit adapter, described water spray passage is communicated with outlet conduit by being provided with passage in bit adapter, and described drilling rod is provided with radial water inlet, and described radial water inlet is connected with water spray passage.The utility model employing is independently dusted, passage of spraying water, wherein dust passage for spraying cement powder, water spray passage is used for water spray, water spray is determined according to execution conditions opportunity, when dusting, construction is stirred at need, sprays into a certain amount of water bottom drill bit in good time, reduces and stirs resistance, reduce energy consumption, improve efficiency of construction.
Description
Technical field
The utility model relates to a kind of drilling tool for dry wet shot stirring technique.
Background technology
In current engineering, the normal single channel drilling tool that adopts carries out dry spray or wet shot stirring technique, but adopt the construction of single channel drilling tool to there is following shortcoming: independent wet spraying process drilling tool is not suitable with the moist larger coastal area that there is undercurrent and uses, slurries easily flow away with undercurrent, and pile-forming effect is poor; Independent dry pressure spray process drilling tool creeps into resistance greatly when constructing, and energy consumption is high, and efficiency is low.
Utility model content
Technical problem to be solved in the utility model is that the deficiency existed for above-mentioned prior art provides a kind of and the operating mode different according to scene can carry out the stirring technique that dry spray stirring technique or dry wet shot combine, and can improve the drilling tool for dry wet shot stirring technique of efficiency of construction.
The technical scheme that the utility model adopts is: a kind of drilling tool for dry wet shot stirring technique, it drill bit comprising drilling rod and be fixedly connected with by bit adapter with drilling rod lower end, the pipeline that dusts of conveying cement flour is provided with in drilling rod, it is characterized in that: at drilling rod and dust between pipeline and be provided with water spray passage, outlet conduit is provided with in drill bit, passage is provided with in bit adapter, described water spray passage is communicated with outlet conduit by passage, the two ends of described water spray passage are fixedly connected with bit adapter with drilling rod flange respectively, the termination of described outlet conduit is fixedly connected with bit adapter, described drilling rod is provided with radial water inlet, described radial water inlet is connected with water spray passage.
By technique scheme, described water spray passage is socketed to form by the pipeline of small one and large one different external diameter, and the interior empty gap of two pipelines is water transport channel.
By technique scheme, the upper end of described drilling rod is provided with main shaft, the cylinder sleeve of locating for auxiliary drilling rod is outside equipped with at main shaft, bearing is provided with between described main shaft and cylinder sleeve, in the front end of main shaft, be provided with stepped hole, in this stepped hole, be provided with sleeve pipe, by sealing ring and the sealing of the first seal receptacle between sleeve pipe and stepped hole, in the endoporus of the composition of sleeve pipe and main shaft, be arranged with water tap core pipe, at sleeve pipe, to be equipped with annular housing between main shaft and water tap core pipe be water transport channel; The threaded upper ends of described water tap core pipe is connected with sealing bushing pipe, lower end and main shaft are welded and fixed, be arranged with the second seal receptacle in the periphery of sealing bushing pipe, wherein seal by airtight and watertight padding seal arrangement between bushing pipe and the second seal receptacle, wherein airtight and watertight padding is movable sealing; By two Flange joint between described second seal receptacle and cylinder sleeve, described pair of flange sleeve is contained in outside core pipe and the first seal receptacle; The upper end of the second seal receptacle is fixedly installed cement flour entrance and is communicated with the endoporus of sealing bushing pipe; Be provided with the water cavity be connected with water inlet in the rear end of the second seal receptacle, this water cavity is communicated with annular housing, is provided with the radial delivery port be communicated with annular housing in the lower end of main shaft, and described radial delivery port is connected with radial water inlet by water pipe.
Beneficial effect acquired by the utility model is: the utility model employing is independently dusted, spray water passage and confession powder, water supply line, wherein dust passage for spraying cement powder, water spray passage is used for water spray, water spray is determined according to execution conditions opportunity, when dusting, construction is stirred at need, sprays into a certain amount of water bottom drill bit in good time, reduces and stirs resistance, reduce energy consumption, improve efficiency of construction.
Accompanying drawing explanation
Fig. 1 is structure chart of the present utility model.
Fig. 2 is the structure chart of drilling rod lower end of the present utility model.
Fig. 3 is the structure chart of drilling rod upper end of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As Fig. 1, 2, shown in 3, the drill bit 2 that a kind of drilling tool for dry wet shot stirring technique that the present embodiment provides is comprised drilling rod 1 and is fixedly connected with by bit adapter 4 with drilling rod 1 lower end, the pipeline 6 that dusts of conveying cement flour is provided with in drilling rod 1, at drilling rod 1 and dust between pipeline 6 and be provided with spray water channel 7, outlet conduit 3 is provided with in drill bit 2, passage 5 is provided with in bit adapter 4, described spray water channel 7 is communicated with outlet conduit 3 by passage 5, described spray water channel 7 is socketed to form by the pipeline of small one and large one different-diameter, the gap of two pipeline enclosures is water transport channel, the two ends of described spray water channel 7 are welded and fixed with drilling rod flange 9 and bit adapter 4 respectively, termination and the bit adapter 4 of described outlet conduit 3 are welded and fixed, described drilling rod 1 is provided with radial water inlet, described radial water inlet is communicated with spray water channel 7.
Main shaft 10 is had by Flange joint in the upper end of described drilling rod 1, the cylinder sleeve 11 of locating for auxiliary drilling rod is outside equipped with at main shaft 10, bearing is provided with between described main shaft 10 and cylinder sleeve 11, through hole is provided with in described main shaft 10, stepped hole is provided with in the front end of main shaft 10, sleeve pipe 12 is provided with in this stepped hole, sealed by sealing ring and the first seal receptacle 19 between sleeve pipe 12 and stepped hole, water tap core pipe 14 is arranged with in the endoporus that sleeve pipe 12 and main shaft 10 form, at sleeve pipe 12, being equipped with annular housing between main shaft 10 and water tap core pipe 14 is water transport channel, the threaded upper ends of described water tap core pipe 14 is connected with sealing bushing pipe 16, lower end and main shaft 10 are welded and fixed, be arranged with the second seal receptacle 15 in the periphery of sealing bushing pipe 16, wherein seal by airtight and watertight padding seal arrangement between bushing pipe 16 and the second seal receptacle 15, wherein airtight and watertight padding is movable sealing, connected by two flange 13 between described second seal receptacle 15 and cylinder sleeve 11, described pair of flange 13 is sleeved on outside water tap core pipe 14 and the first seal receptacle 19.The upper end of the second seal receptacle 15 is fixedly installed cement flour entrance 18 and is communicated with the endoporus of sealing bushing pipe; Be provided with the water cavity be connected with water inlet 17 in the rear end of the second seal receptacle, this water cavity is communicated with annular housing, is provided with the radial delivery port be communicated with annular housing in the lower end of main shaft 10, and described radial delivery port is connected with radial water inlet by water pipe 8.When operating, under the drive of drilling rod, drill bit 2, spray water channel 7, the pipeline 6 that dusts, main shaft and water tap core pipe 14, sealing bushing pipe 16, water pipe 8 rotate, sleeve pipe 12, first seal receptacle 19, second seal receptacle 15, cylinder sleeve 11, water inlet 17, cement flour entrance 18 maintain static.
When creeping into electric current and being little, only pass into cement flour and carry out dry powder injection process and creep into; When dusting, construction is stirred at need, while adopting dry powder injection process to creep into, sprays into a certain amount of water bottom drill bit in good time, reduces and stirs resistance, reduces energy consumption, improves efficiency of construction.
Claims (3)
1. the drilling tool for dry wet shot stirring technique, it drill bit comprising drilling rod and be fixedly connected with by bit adapter with drilling rod lower end, the pipeline that dusts of conveying cement flour is provided with in drilling rod, it is characterized in that: at drilling rod and dust between pipeline and be provided with water spray passage, outlet conduit is provided with in drill bit, passage is provided with in bit adapter, described water spray passage is communicated with outlet conduit by being provided with passage in bit adapter, described drilling rod is provided with radial water inlet, and described radial water inlet is connected with water spray passage.
2. a kind of drilling tool for dry wet shot stirring technique according to claim 1, it is characterized in that described water spray passage is socketed to form by the pipeline of small one and large one different external diameter, the interior empty gap of two pipelines is water spray passage, the two ends of described water spray passage are fixedly connected with bit adapter with drilling rod flange respectively, and the termination of described outlet conduit is fixedly connected with bit adapter.
3. a kind of drilling tool for dry wet shot stirring technique according to claim 1 and 2, it is characterized in that the upper end of described drilling rod is provided with main shaft, the cylinder sleeve of locating for auxiliary drilling rod is outside equipped with at main shaft, bearing is provided with between described main shaft and cylinder sleeve, stepped hole is provided with in the front end of main shaft, sleeve pipe is provided with in this stepped hole, by sealing ring and the sealing of the first seal receptacle between sleeve pipe and stepped hole, water tap core pipe is arranged with in the endoporus of the composition of sleeve pipe and main shaft, at sleeve pipe, being equipped with annular housing between main shaft and water tap core pipe is water transport channel, the threaded upper ends of described water tap core pipe is connected with sealing bushing pipe, lower end and main shaft are welded and fixed, be arranged with the second seal receptacle in the periphery of sealing bushing pipe, wherein seal by airtight and watertight padding seal arrangement between bushing pipe and the second seal receptacle, wherein airtight and watertight padding is movable sealing, by two Flange joint between described second seal receptacle and cylinder sleeve, described pair of flange sleeve is contained in outside core pipe and the first seal receptacle, the upper end of the second seal receptacle is fixedly installed cement flour entrance and is communicated with the endoporus of sealing bushing pipe, be provided with the water cavity be connected with water inlet in the rear end of the second seal receptacle, this water cavity is communicated with annular housing, is provided with the radial delivery port be communicated with annular housing in the lower end of main shaft, and described radial delivery port is connected with radial water inlet by water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420523149.3U CN204098786U (en) | 2014-09-12 | 2014-09-12 | A kind of drilling tool for dry wet shot stirring technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420523149.3U CN204098786U (en) | 2014-09-12 | 2014-09-12 | A kind of drilling tool for dry wet shot stirring technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204098786U true CN204098786U (en) | 2015-01-14 |
Family
ID=52267223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420523149.3U Expired - Fee Related CN204098786U (en) | 2014-09-12 | 2014-09-12 | A kind of drilling tool for dry wet shot stirring technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204098786U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105178858A (en) * | 2015-10-10 | 2015-12-23 | 中铁科工集团轨道交通装备有限公司 | Drilling rig for double-tube high pressure jet grouting technology |
| CN114016935A (en) * | 2021-10-20 | 2022-02-08 | 中勘资源勘探科技股份有限公司 | Counterweight drill collar for large-caliber drilling construction |
-
2014
- 2014-09-12 CN CN201420523149.3U patent/CN204098786U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105178858A (en) * | 2015-10-10 | 2015-12-23 | 中铁科工集团轨道交通装备有限公司 | Drilling rig for double-tube high pressure jet grouting technology |
| CN105178858B (en) * | 2015-10-10 | 2018-03-27 | 中铁科工集团轨道交通装备有限公司 | A kind of drilling tool for two-tube high-pressure rotary-spray technique |
| CN114016935A (en) * | 2021-10-20 | 2022-02-08 | 中勘资源勘探科技股份有限公司 | Counterweight drill collar for large-caliber drilling construction |
| CN114016935B (en) * | 2021-10-20 | 2024-02-06 | 中勘资源勘探科技股份有限公司 | Counterweight drill collar for large-caliber drilling construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: China Railway Science & Industry Rail Transit Equipment Co., Ltd. Assignor: China Railway Science & Industry Group Co., Ltd. Contract record no.: 2015420000116 Denomination of utility model: Drill tool for dry-wet spraying and stirring process Granted publication date: 20150114 License type: Exclusive License Record date: 20150626 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180612 Address after: 430223 happiness Industrial Park, Mian Shan Development Zone, Jiangxia District, Wuhan, Hubei Patentee after: China Railway Science & Industry Rail Transit Equipment Co., Ltd. Address before: 430066, 45 East Main Street, Wuchang District, Hubei, Wuhan Patentee before: China Railway Science & Industry Group Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20190912 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |